Description:
Glossopharyngeal neuralgia with no evidence either of neurovascular compression or of causative underlying disease.
Diagnostic criteria:
- Recurrent paroxysms of unilateral pain fulfilling criteria for 13.2.1 Glossopharyngeal neuralgia
- Investigations have found neither neurovascular compression nor an underlying disease known to be able to cause 13.2.1.2 Secondary glossopharyngeal neuralgia
- Not better accounted for another ICHD-3 diagnosis.